Home / 43,726.10-65,620.67-17,415.62

Finding the Fourth Proportional to 43,726.10, 65,620.67 and 17,415.62

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Solution

The fourth proportional to 43,726.10, 65,620.67 and 17,415.62 is: 26,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,726.10 : 65,620.67 = 17,415.62 : x
  2. Step 2: Convert to fraction form
    43,726.10/65,620.67 = 17,415.62/x
  3. Step 3: Cross multiply
    43,726.10x = 65,620.67 × 17,415.62
  4. Step 4: Simplify right side
    43,726.10x = 1,142,824,652.87
  5. Step 5: Solve for x
    x = 1,142,824,652.87/43,726.10
  6. Step 6: Final answer
    x = 26,135.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.